期望信號 的英文怎麼說

中文拼音 [qīwàngxìnháo]
期望信號 英文
desired signal
  • 期 : 期名詞[書面語]1. （一周年） a full year; anniversary 2. （一整月） a full month
  • 望 : Ⅰ動詞1 （向遠處看） look over; gaze into the distance; look far into the distance 2 （探望） visi...
  • 號 : 號Ⅰ名1 （名稱） name 2 （別號; 字） assumed name; alternative name3 （商店） business house 4 （...
  • 期望 : 1. （抱有希望的想法） hope; expectation 2. （希望; 期待） hope; expect; wish
  1. For the h control problem, the control scheme guarantees to stabilize the system fast. for the tracking control problem, the control scheme makes the output of the system track the anticipant signals fast

    對于h控制問題，控制方案使系統快速穩定;對于跟蹤控制問題，控制方案使系統輸出快速跟蹤期望信號。
  2. Blocking these deals would send a powerful message to latin americans to give up on the united states and trust instead in the bountiful aid offered by venezuela ' s oil - rich demagogue, hugo ch vez

    阻止這些協定將會向拉美人傳遞一種強烈的信號，促使他們放棄對美國的希望，轉而期待依靠石油暴富的委內瑞拉總統烏戈?查韋斯這個政治煽動家提供的慷慨援助。
  3. Facilitating the configuration of protocol parameters, optimization of protocol operations, and more exact estimation of protocol performance, etc. basing on combinatorial theory and asymptotic method, we analyzed the properties of manets with nodes uniformly distributed in rectangular region. mathematical formulas of some basic properties of manets are obtained, such as the expected number of wireless links, mean node degree, the relation between network connectivity and radio range

    因此本文第二章基於組合學方法和極限思想研究了矩形區域內節點均勻分佈的無線自組網的幾項基本屬性，網路中鏈路總數的期望值，網路中節點度數分佈情況，以及網路連通性與無線信號傳輸半徑的關系等，得出了其解析描述。
  4. First, the nonlinear ls problem without constraint is converted to that subjected to inequality constraints by putting constraints on the do as of the received signals and toas of the first arrived signal with geometrically based single - bounce ( gbsb ) statistical channel model and cost - 207 model. then, a penalty function is used in the estimation of ms position

    首先，用基於幾何結構的單次反射圓模型和cost - 207模型，對期望定位用戶的各條多徑信號的波達方向和最先到達多徑信號的時間進行約束，將傳統的解無約束的非線性最小二乘定位問題或近似線性最小二乘定位問題轉化為解不等式約束的非線性最小二乘定位問題；然後，用內點罰函數法估計移動臺的位置。
  5. Firstly, the steering vector of mainpath of desired user is estimated by using code filtering method, then dummy signals are introduced, main lobe of wave is built by using the steering vector of mainpath of desired user and side lobes is constrained by using dummy signals

    該方法首先利用碼濾波的方法估計期望用戶主徑的波達方向，然後引入虛擬信號，利用期望用戶主徑的波達方向形成波束的主瓣，並利用虛擬信號抑制旁瓣。
  6. One of which is based on the maximum signal - to - noise ratio ( msnr ) criterion, it can improve the performance of the array system only when the processing gain of the given cdma system is high enough such that the desired signal can become dominant after dispreading. the other is based on the maximum signal - to - interference - plus - noise ratio ( msinr ) criterion, and it has well performance when strong interferers occur

    一種是基於最大信噪比準則的演算法，該演算法適用於cdma系統的處理增益比較大，即解擴以後期望用戶信號遠大於干擾信號的情況；另一種是基於最大信干噪比準則的演算法，該演算法在強干擾存在的情況依然有較好的性能。
  7. Analyze the linear dipole array with uniform element spacing using the method of moments ( mom ), derive the analytical expression for the recovered signal with the direct data domain method, demonstrate the effect of the mutual coupling on the performance of the antenna array by examples, the degradation of the system caused by the mutual coupling is simulated and analyzed in two different electromagnetic environments such as the weak and strong interference

    用矩量法計算了幾個信號同時照射時對稱陣子均勻直線陣的電流分佈，用直接數據域演算法推導了此接收陣列的恢復期望信號的表達式，舉例說明了互耦對陣列天線性能的影響，數值模擬了在弱干擾和強干擾下，互耦造成系統性能下降的情況並分析了原因。
  8. Secondly, we propose a multi - user detection based on kurtosis. this method can suppress not only mai ( multiple - access interference ) but also isi ( inter - symbol interference ). all needs in the detection are only the desire user ' s spreading code

    並在此基礎上，提出了一種基於峭度的盲檢測方法，這種方法不但可以抑制多址干擾mai （ multiple - accessinterference ） ，還可以抑制符號間干擾isi （ inter - symbolinterference ） ，而且在檢測時只需要期望用戶的擴頻碼信息，是一種全盲檢測方法。
  9. According to the effect mechanism of mutual coupling on the system, a method of mutual coupling compensation in antenna arrays is proposed, a comparison of compensation results between the proposed method and the conventional method is made

    根據互耦對系統的作用機制，給出了補償互耦影響的方法，把用此方法和用開路電壓補償法得出的恢復期望信號做了比較，補償效果明顯優于開路電壓法。
  10. Digital signal processing technologies were used to produce spatial and directional beam in adaptive antenna. then the main beam aims at the coming direction of desired signal and the side lobe points to the coming direction of interference signals

    自適應天線利用數字信號處理技術，產生空間定向波束，使天線主波束對準期望信號到達方向，旁瓣或零陷對準干擾信號到達方向。
  11. If the non - expected signal in the monitoring of the charged particle is not discriminated, which may be though that the non - expected neutron would bring in the neutron yield

    如果因粒子監測中的非期望信號不得到甄別，這也可理解為中子產額值中引入了「非期望中子」源。
  12. In this paper, a method to evaluate hardware performance of laser detection system with the array signal estimation is proposed. and the optimally weight vector of array signal can be acquired by the doa estimating of received signals. in order to acquire the maximum output power of expected signals, summation of weight vector is applied

    提出用陣列信號源的估計來判斷激光檢測系統硬體性能；用接收信號波達角的估計得出陣列信號最佳權向量；用權向量的加權求和獲取期望信號的最大輸出功率，同時基於davidl . donoho軟閾值理論，進行多層小波降噪，重構原始路面信號。
  13. What ' s more, the methods of using external code in labview are elaborated. in addition, an input - optimizing design method is put forward. the simulation result shows that this algorithm produces a marked effect finally, a new design of the control system of adjustable pressure casting is proposed

    然後，提出一種在測試計算機實現的輸入信號設計演算法，對輸入的期望信號進行處理，在不增加控製程序計算量和控制迴路周期時間的前提下，使系統的實際輸出符合設計要求。
  14. The non - expected neutron and non - expected signal have been parsed and defined. the effect of the experimental result has been carefully analyzed

    對非期望中子和非期望信號，作了界定與解析，對非期望中子實驗結果的影響進行了較為仔細的分析。
  15. Several key factors such as signal fading and multi - path effect are further analyzed and simulated. summarizes smart antenna algorithms for cdma mobile terminal

    在總結應用於cdma移動終端的智能天線演算法基礎上，提出一種利用接收信號與期望信號相關特性的新型智能天線演算法。
  16. In chapter 5, constant modulus algorithm ( cma ) is a well - known blind adaptive beamforming method as it requires no pre - knowledge about the signal except that the transmitted signal waveform has a constant envelope

    在實際的無線環境中，隨著用戶的激增，通信環境日趨惡劣，這就要求波束形成演算法在強干擾的環境中，仍然能夠快速而準確的收斂于期望信號。
  17. Blind beamforming ( bbf ) is concerned with the reconstruction of source signals from the outputs of a sensor array without a priori information of the direction of the desired source, relying instead on signal characteristics and array structures

    盲波束形成無需知道目標波達方向等先驗信息，直接利用信號、基陣自身的特性，就可從基陣的輸出采樣信號中恢復出期望信號。
  18. Based on t - s fuzzy model, the fuzzy fault tolerant control design for actuator failures in nonlinear system is proposed. by the proposed control scheme, the stability of the system is maintained with an acceptable level of tracking performance when an actuator blocked or outage

    在基於t - s模糊模型的基礎上，文中討論一類具有執行機構故障的非線性系統的模糊容錯控制，使得系統在執行機構卡死或失效時仍然能夠保持穩定並且跟蹤給定的期望信號。
  19. We study on using the focusing matrix of coherent subspace method ( csm ) to update the date matrix before the fast follower jammer coming, and then improved the adaptive beamformer ' s convergence. in the second one, when there are fast follower jammer and wide - band interference, we suppress them separately

    另一方面，在同時存在寬帶阻塞干擾和快速跟蹤干擾時，利用兩種干擾與期望信號到達時間的不同，分兩個階段分別將其抑制，降低了干擾對系統的影響。
  20. In chapter 4, a chebyshev method beamforming for uniform circular arrays ( ucas ) is proposed based on dolph - chebyshev method for uniform linear arrays ( ulas ). this method is that it computationally efficient which makes it eminently suitable for real - time beamforming and beamstearing applications. we describe the new approach for synthesizing array patterns with guaranteed least sidelobe levels for any look direction

    我們對基於均勻線陣dolph - chebyshev波束合成方法進行研究，提出了基於均勻圓陣dolph - chebyshev波束合成演算法，即期望信號在任意入射角度時，均能保證同樣的主瓣寬度和最小旁瓣電平的陣列方向圖合成演算法。
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